DP

David Arthur Pierce

Rohm And Haas: 1 patents #1,282 of 2,359Top 55%
RO Rosemount: 1 patents #315 of 629Top 55%
📍 Warrington, PA: #78 of 202 inventorsTop 40%
🗺 Pennsylvania: #30,495 of 74,527 inventorsTop 45%
Overall (All Time): #2,206,165 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
D479474 Process device Paul R. Bedney, Jr., Brian James Vogt, David Matthew Strei, Charles Weber, Troy Lyndon Blazek 2003-09-09
6140431 Process for preparing continuously variable-composition copolymers Bernard Kinker, Joseph M. Bollinger, Robert Howard Gore 2000-10-31